Raise each side to the 3rd power (^3) making the equation 2x-5=125,
Then, add 5 to both sides, making the equation 2x=130
Lastly, we divide by 2, making x=65
If we substitute 65 for x, the equation is still true
3✓(2(65)-5)=5
3✓(130-5)=5
3✓(125)=5
5=5
so, X=65